[uiautomator篇][10] uiautomator进阶

http://coderlin.coding.me/2016/07/02/Android-%E8%BF%9B%E9%98%B6%E4%B9%8B%E8%87%AA%E5%8A%A8%E5%8C%96%E6%B5%8B%E8%AF%95-UIAutomator/